language: C++11 (gcc-4.7.2)
date: 439 days 17 hours ago
link:
visibility: public 
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#include <iostream>
using namespace::std;
int main() {
    int a = 1;
    int b = 1;
    int evsum = 0;
    while (a < 4000000 and b < 4000000) {
        a = a + b;
        b = a + b;
        if (a % 2 == 0)
            evsum += a;
        if (b % 2 == 0)
            evsum += b;
        cout << a << endl;
        cout << b << endl;
        cout << evsum << "evensum" << endl;
    }
}